Initial commit

target/linux/mvebu/base-files/lib/preinit/81_linksys_syscfg

@@ -0,0 +1,37 @@
+#
+# Copyright (C) 2014-2016 OpenWrt.org
+# Copyright (C) 2016 LEDE-Project.org
+#
+
+preinit_mount_syscfg() {
+	. /lib/functions.sh
+	. /lib/upgrade/common.sh
+
+	case $(board_name) in
+	linksys,caiman|linksys,cobra|linksys,mamba|linksys,rango|linksys,shelby|linksys,venom)
+		needs_recovery=0
+		syscfg_part=$(grep syscfg /proc/mtd |cut -c4)
+		ubiattach -m $syscfg_part || needs_recovery=1
+		if [ $needs_recovery -eq 1 ]
+		then
+			echo "ubifs syscfg partition is damaged, reformatting"
+			ubidetach -m $syscfg_part
+			ubiformat -y -O 2048 -q /dev/mtd$syscfg_part
+			ubiattach -m $syscfg_part
+			ubimkvol /dev/ubi1 -n 0 -N syscfg -t dynamic --maxavsize
+		fi
+		mkdir /tmp/syscfg
+		mount -t ubifs ubi1:syscfg /tmp/syscfg
+		[ -f "/tmp/syscfg/$BACKUP_FILE" ] && {
+		echo "- config restore -"
+		cd /
+		mv "/tmp/syscfg/$BACKUP_FILE" /tmp
+		tar xzf "/tmp/$BACKUP_FILE"
+		rm -f "/tmp/$BACKUP_FILE"
+		sync
+		}
+		;;
+	esac
+}
+
+boot_hook_add preinit_main preinit_mount_syscfg